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Finding the Fourth Proportional to 98,050.44, 135,308.34 and 53,338.44

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Solution

The fourth proportional to 98,050.44, 135,308.34 and 53,338.44 is: 73,606.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,050.44 : 135,308.34 = 53,338.44 : x
  2. Step 2: Convert to fraction form
    98,050.44/135,308.34 = 53,338.44/x
  3. Step 3: Cross multiply
    98,050.44x = 135,308.34 × 53,338.44
  4. Step 4: Simplify right side
    98,050.44x = 7,217,135,774.59
  5. Step 5: Solve for x
    x = 7,217,135,774.59/98,050.44
  6. Step 6: Final answer
    x = 73,606.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.